The vitamin necessary for calcium metabolism in body is:
- (A) Vitamin A
- (B) Vitamin C
- (C) Vitamin D
- (D) Vitamin K
- (C) Vitamin D
“Fathom” is the unit of measurement of:
- (A) Depth of water
- (B) Flow of water
- (C) Density of water
- (D) Volume of water
- (A) Depth of water
Hemoglobin is rich in a mineral which great affinity for:
- (A) Nitrogen
- (B) Carbon dioxide
- (C) Oxygen
- (D) Hydrogen
- (C) Oxygen
Which of the following has the highest fat content?
- (A) Milk
- (B) Sugar
- (C) Rice
- (D) Potato
- (A) Milk
“Loudspeaker” converts:
- (A) Sound energy to electrical energy
- (B) Magnetic energy to sound energy
- (C) Electrical energy to sound energy
- (D) Sound energy to magnetic energy
- (C) Electrical energy to sound energy
Excessive intake of polished rice causes deficiency if:
- (A) Vitamin A
- (B) Vitamin B
- (C) Vitamin D
- (D) Vitamin K
- (B) Vitamin B
The discovery of bacteria was developed by:
- (A) Robert Hook
- (B) Alexander Fleming
- (C) Ronal Rose
- (D) Louis Pasteur
- (D) Louis Pasteur
Which of the following is not the color in rainbow?
- (A) Blue
- (B) Black
- (C) Indigo
- (D) Violet
- (B) Black
What is the normal rate of Heart-beat in human beings?
- (A) 32 times per minute
- (B) 42 times per minute
- (C) 52 times per minute
- (D) 72 times per minute
- (D) 72 times per minute
Who is credited with the discovery of neutron?
- (A) Bohr
- (B) Rutherford
- (C) Dalton
- (D) Chadwick
- (D) Chadwick